Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6212799 | Rotary drive contained within hollow rotating drum | Newton Roy Gingerich | 2001-04-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6212799 | Rotary drive contained within hollow rotating drum | Newton Roy Gingerich | 2001-04-10 |